Seiko Cal. 0728 - 318

The 0728-318 is a sought-after Solar piece from Seiko's golden era. Powered by the 0728 caliber with 20j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-1e8081e39590]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1976

Related Models

• Seiko 3811-703
• Seiko 6231-314
• Seiko 6121-849
• Seiko 5216-525
• Seiko 6632-789
• Seiko 7066-222
• Seiko 3810-172
• Seiko 0793-428
• Seiko 7054-730
• Seiko 5623-249
• Seiko 3867-735
• Seiko 5688-738